package Fecse;

public class Point {
    int x;
    int y;
    int z;
    int der;
    public void Xi(){
        System.out.println("x轴");
    }
    public  void yi(){

    }
    public  void zi(){

    }
    public  void  d( int x,int y,int z){
        der=(x^2+y^2+y^2)^2;
    }
}
